| Class | Description | 
|---|---|
| Compiler | A convenience front end for getting standard compilations done. | 
| DgmConverter | |
| DocGenerator | Generate documentation about the methods provided by the Groovy Development Kit that enhance the standard JDK classes. | 
| ErrorReporter | Provides services for reporting compilation errors to the user. | 
| FileSystemCompiler | Command-line compiler (aka. | 
| GrapeUtil | |
| GroovyClass | |
| GroovyStarter | Helper class to initialize the Groovy runtime. | 
| LoaderConfiguration | Class used to configure a RootLoader from a stream or by using its methods. | 
| RootLoader | This ClassLoader should be used as root of class loaders. | 
| StringHelper | |
| Utilities | Various utility functions for use in the compiler. |